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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -debug-info-kind=limited -fblocks -emit-llvm -o - %s | FileCheck %s
// Check that arg numbering is not affected by LLVM IR argument numbering -
// since the latter is affected by return-by-out-parameter ABI requirements
// 1 for the argument number (1 indexed), 2 for the line number
// 16777218 == 1 << 24 | 2
// 33554434 == 2 << 24 | 2
// This explains the two magic numbers below, testing that these two arguments
// are numbered correctly. If they are not numbered correctly they may appear
// out of order or not at all (the latter would occur if they were both assigned
// the same argument number by mistake).
// CHECK: !DILocalVariable(name: ".block_descriptor", arg: 1,{{.*}}line: 2,
// CHECK: !DILocalVariable(name: "param", arg: 2,{{.*}}line: 2,
// Line directive so we don't have to worry about how many lines precede the
// test code (as the line number is mangled in with the argument number as shown
// above)
#line 1
typedef struct { int array[12]; } BigStruct_t;
BigStruct_t (^a)() = ^(int param) {
BigStruct_t b;
return b;
};
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